HIGH
The hncbd90 component in Hancom Office 9.6.1.9403 allows a use-after-free via an unknown object in a crafted .docx file
Published Mar 19, 2020
7.8
HIGHCVSS 3.1
EPSS 1.14%
Description
The hncbd90 component in Hancom Office 9.6.1.9403 allows a use-after-free via an unknown object in a crafted .docx file.
Affected products
No data.
- 9.6.1.9403
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
7.8 HIGH NVD
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
No CVSS v3.0 score for this CVE.
6.8 MEDIUM NVD
AV:N/AC:M/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
1.14% 0.01135
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
EPSS probability 0.01135
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Table of values (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 1.14% (0.01135) | 65.35th | v5 (v2026.06.15) |
| Sep 20, 2026 | 1.14% (0.01135) | 65.08th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.09% (0.00093) | 40.05th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.09% (0.00093) | 38.07th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.89% (0.00885) | 27.89th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.40% (0.01404) | 49.02th | v2 (v2022.01.01) |
| Feb 3, 2022 | 2.74% (0.02742) | 63.06th | v1 |
| Jan 6, 2022 | 2.74% (0.02742) | 62.72th | v1 |
| Jan 5, 2022 | 0.62% (0.00624) | 46.35th | v5 (v2026.06.15) |
| Apr 14, 2021 | 0.62% (0.00624) | 0.00th | v1 |
Weaknesses (1)
References (2)
- http://help.hancom.com/update_en_multilang/details/HOfficeNEO_update.htm x_refsource_MISCRelease NotesVendor Advisory
- https://starlabs.sg/advisories/ x_refsource_MISCExploitThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| http://help.hancom.com/update_en_multilang/details/HOfficeNEO_update.htm | x_refsource_MISCRelease NotesVendor Advisory | |
| https://starlabs.sg/advisories/ | x_refsource_MISCExploitThird Party Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Mar 19, 2020
Updated Aug 5, 2024
Reserved Sep 15, 2019
Link CVE-2019-16337
CISA Vulnrichment
Updated n/a